polycrystalline

[pol-ee-kris-tl-in, -ahyn, -een]

adjective

1. (of a rock or metal) composed of aggregates of individual crystals.

2. having or consisting of crystals that are variously oriented.

Word History and Origins

Origin of polycrystalline¹

First recorded in 1920–25; poly- + crystalline

Example Sentences

As things got hotter, the eggshells underwent a complete transformation with the calcite shells dissolving and being replaced by polycrystalline kozoite.

From Science Daily

This tomography-based approach is universal and can be applied to other polycrystalline materials addressing a wide range of materials science problems.

From Science Daily

Despite this, polycrystalline materials are tough to utilize because of their complex structures.

From Science Daily

The project’s blueprint includes a smelter to make aluminum for electric vehicles and other factories to produce petrochemicals, batteries for EVs and polycrystalline materials used in solar panels.

From Seattle Times

The polycrystalline ingots are also more robust, and Kanatzidis expected the boundaries between the individual grains to slow the passage of heat.

From Science Magazine